The Cool Earth Project - AIRAH · The Cool Earth Project Chan Diu, Evan Tan and Hui Tong Chua...
Transcript of The Cool Earth Project - AIRAH · The Cool Earth Project Chan Diu, Evan Tan and Hui Tong Chua...
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The Cool Earth ProjectChan Diu, Evan Tan and Hui Tong Chua
24/07/18
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COP
Outdoor Temperature (°C)
Heating COP Comparison
Geo Control
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ease
Outdoor Temperature (°C)
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Heating - % Increase in Performance of GSHP over ASHP
Geo Control % Increase
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COP
Outdoor Temperature(°C)
Cooling COP Comparison
Geo Control
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Outdoor Temperature(°C)
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Cooling - % Increase in Performance of GSHP over ASHP
Geo Control % Increase
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Dry Bulb Temperature (°C)
Heating FCU In Psychrometric Plot
Geo FCU in Control FCU in
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lute
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idity
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Heating FCU Out Psychrometric Plot
Geo FCU out Control FCU out
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Outdoor Temperature(°C)
Heating Volumetric Efficiency Comparison
Geo Ctrl
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Outdoor Temperature(°C)
Heating Isentropic Efficiency Comparison
Geo Ctrl
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idity
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Geo FCU in Control FCU in
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lute
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idity
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Dry Bulb Temperature (°C)
Cooling FCU Out Psychrometric Plot
Geo FCU out Control FCU out
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Outdoor Temperature(°C)
Cooling Volumetric Efficiency Comparison
Geo Ctrl
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Outdoor Temperature(°C)
Cooling Isentropic Efficiency comparison
Geo Ctrl
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Tem
pera
ture
(°C
)Bore Water Temperature
LWT- Cooling EWT-Cooling EWT-Bore LWT-Bore EWT-Heating LWT-Heating EWT-Bore LWT-Bore
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• Cooling efficiency gain of GSHP compared with ASHP can be up to 100% depending on outdoor temperature.
• Heating efficiency gain of GSHP compared with ASHP can be up to 60% depending on outdoor temperature.
• Cash savings up to $950 per annum per household.
Conclusions